Strictly for in-vitro laboratory research & development · Not a medicinal product · Not for human, veterinary or cosmetic use · 18+ verified at checkout
RETA+ matte black research case with precision pen on dark marble surface
RETA+ / Series 01 / 2026

The next wave
of research
peptides.

Advanced compounds. Precise science. Elevated standards. Premium laboratory dispensing instruments engineered for calibrated volume delivery in controlled in-vitro research.

R&D use only
Not a medicinal product
Laboratory grade
≥ 99% HPLC verified
Discreet by design
Privacy-first shipping
Explore Compounds→Research Systems
Catalogue · Compounds & Systems

Two products. One standard. Quietly precise.

Retatrutide and Tirzepatide, your way — the complete Full Kit (pen, cartridge, needles) or the Cartridge alone, in five default fills or custom-filled to your exact specification. Independently verified by HPLC and mass spectrometry; COA issued with every shipment.
FK-TIRZ-5MGFull Kit
The Full KitPen · Cartridge · NeedlesR+

The Full Kit

Dispenser pen + pre-filled cartridge + needles.
Compound
Fill
Strength5 mg
Solution1 ml
IncludesPen · Cartridge · Needles
Storage2–8°C
£159complete kit
CART-TIRZ-5MGCartridge
CartridgeR+

The Cartridge

Pre-filled research cartridge — fits the RETA+ dispenser pen.
Compound
Fill
Strength5 mg
Solution1 ml
FormatCartridge only
Storage2–8°C
£89per cartridge
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Philosophy · 003

Three principles. Quietly uncompromising.

RETA+ exists at the intersection of clinical rigor and considered design. Nothing extra. Nothing decorative. Only what the research demands.
i.

Precision
by design.

Every batch independently assayed. ≥ 99% HPLC verification. Reference standards traceable to USP-grade libraries.

ii.

Discretion
as protocol.

Unbranded shipping. Tamper-evident sealing. Privacy-first checkout with end-to-end encryption on every order detail.

iii.

Optimization
without noise.

Materials, packaging, instrumentation — engineered as a single research system. Built once. Built well. Built quietly.

An invitation

Designed for modern
research.

Open an institutional account for batch reservations, custom synthesis requests, and direct access to our reference library and lot certificates.